eDavki eKartica - Malenkost boljši izvoz

edavki_ekartica_malenkost_boljsi_izvoz.user.js

// ==UserScript==
// @name         eDavki eKartica - Malenkost boljši izvoz
// @version      1.4
// @description  Na eKartici portala eDavki doda nov gumb, "Alt. CSV", ki vrne UTF-8 CSV datoteko v standardni obliki datuma. Uporaba na lastno odgovornost.
// @author       Marko Zabreznik
// @match        https://edavki.durs.si/EdavkiPortal/[*]/PersonalPortal/CommonPages/Documents/eKartica.aspx?RepresentedTaxPayerProfileId=*&form=eKartica
// @grant        none
// ==/UserScript==

(function() {
    'use strict';

    let form = jQuery("#ctl01");
    let re_datum = /;([0-9]{1,2})\.([0-9]{1,2}).(20[0-9]{2});/g;

    let davcna = /Davčna številka:[^0-9]+([0-9]+)/m.exec(jQuery("#tblEditControl").text());
    davcna = (davcna) ? davcna[1] : '000000000';

    function fetchCSV(cb) {
        jQuery.ajax({
            type: 'POST',
            action: form.attr('action'),
            data: form.serialize() + '&ctl00$ctl00$OpenMainContent$MainContent$btnToCsv=CSV',
            success: function(data) {
                cb(
                    // BOM for Excel
                    "\ufeff"+
                    // fix date
                   data.replace(re_datum, function(_, dan, mesec, leto) {
                    if (dan.length < 2) dan = '0'+dan;
                    if (mesec.length < 2) mesec = '0'+mesec;
                    return `;${leto}-${mesec}-${dan};`;
                }));
            },
            beforeSend: function( xhr ) {
                // fix encoding
                xhr.overrideMimeType( "text/plain; charset=windows-1250" );
            }
        });
    }

    function download(filename, text) {
        var element = document.createElement('a');
        element.setAttribute('href', 'data:text/plain;charset=utf-8,' + encodeURIComponent(text));
        element.setAttribute('download', filename);
        element.style.display = 'none';
        document.body.appendChild(element);
        element.click();
        document.body.removeChild(element);
    }

    jQuery('<span style="font-size:11px; cursor: pointer; margin-left:10px;color:#2171a0">Alt. CSV</span>').click(function() {
        fetchCSV(function(data) {
            // make file name from davcna and date
            download(`eKartica-${davcna}-${jQuery.datepicker.formatDate('yy-mm-dd', new Date())}.csv`, data);
        });
    }).insertAfter('#OpenMainContent_MainContent_btnToCsv');

})();